 <link rel="stylesheet" href="../../../node_modules/bootstrap/dist/css/bootstrap.min.css">
 <link rel="stylesheet" href="../../../node_modules/font-awesome/css/font-awesome.css">
 <link rel="stylesheet" href="../assets/css/index.css">

 <div class="login">
        <div class="login-wrap">
            <div class="avatar">
                <img src="../assets/img/monkey.png" class="img-circle" alt="" />
            </div>
            <form  class="col-xs-offset-1 col-xs-10">
                <div class="input-group input-group-lg">
                    <span class="input-group-addon">
                        <i class="fa fa-user"></i>
                    </span>
                    <input id="name" type="text" class="form-control" placeholder="用户名" />
                </div>
                <div class="input-group input-group-lg">
                    <span class="input-group-addon">
                        <i class="fa fa-key"></i>
                    </span>
                    <input id="pass" type="password" class="form-control" placeholder="密码" />
                </div>
                <button type="submit" class="btn btn-lg btn-primary btn-block">登 录</button>
            </form>
        </div>
    </div>